Energy storage integrated cabinet with adjustable air cooling heat dissipation structure

Abstract

An energy storage integrated cabinet with an adjustable air cooling heat dissipation structure mainly structurally comprises a base, a refrigeration air conditioner and a battery cluster cabinet body, the refrigeration air conditioner and the battery cluster cabinet body are arranged on the base, an air conditioner wind scooper connected with the refrigeration air conditioner and the battery cluster cabinet body is further arranged, and an air outlet of the refrigeration air conditioner is connected with the air conditioner wind scooper. The air conditioner wind scooper is provided with a main channel communicated with an air conditioner air outlet and further provided with a shunting channel in butt joint with the cold air shunting air channel, and a plurality of rows of battery modules are arranged in the battery cluster cabinet body. Cold air shunting air ducts are arranged on the left side and the right side of the battery cluster cabinet body and between the columns of the battery modules, the cold air shunting air ducts are provided with air outlets corresponding to the battery modules, the air outlets of the cold air shunting air ducts correspond to the air inlets of the battery modules, and the battery modules are further provided with air outlets. The purpose of uniform heat dissipation of the battery clusters can be effectively achieved, the overall structure is strong, and effective heat dissipation of the battery clusters in the energy storage battery integrated cabinet is achieved.

Description

Technical Field

[0001] The utility model belongs to the field of energy storage, and in particular relates to an integrated energy storage cabinet with an adjustable air-cooling and heat dissipation structure. Background Art

[0002] With the rapid development of the new energy industry, the energy storage cabinet can store renewable resources such as wind and solar energy in the field of clean electricity. In the case of unstable power or power outage, it can provide continuous backup power to ensure the normal operation of family life. In industrial and commercial power applications, the electricity in the low-price period can be stored and used in the high-price period to obtain the price difference. It provides continuous and stable power support for enterprises, especially during peak power consumption periods, and can balance the load of the power grid and reduce electricity costs. The energy storage cabinet has an efficient energy storage and transfer system that can store low-priced energy for future use. The energy storage cabinet can reasonably distribute the energy stored in the battery to various users of the enterprise through intelligent scheduling, effectively reducing the electricity cost of the enterprise. The battery cluster is the core of the energy storage cabinet, and its stable operation is very important. During operation, the energy storage battery cluster will generate a lot of heat, especially during the discharge process, it will continue to generate a lot of heat. If it cannot be discharged in time, it will seriously bring safety hazards and affect the performance of the battery and the normal operation of the system.

[0003] The energy storage cabinet is an important part of the energy storage system. A large number of battery modules are placed inside it. Since the battery modules generate a lot of heat during the charging and discharging process of the energy storage, and the battery modules are highly concentrated, timely heat dissipation of the battery modules becomes a problem. Since the energy storage cabinet is usually placed in the open air or in a simple sheltered environment, in order to ensure convenient maintenance, heat dissipation becomes a problem. Usually, the design is not based on the inter-row air conditioning combined with the closed hot and cold channels commonly used in modular data centers. The ordinary heat dissipation method of adding fans cannot guarantee the uniformity of heat dissipation of each battery module. Summary of the invention

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide an integrated energy storage cabinet with an adjustable air-cooling and heat dissipation structure to solve the problems of heat dissipation and uneven heat dissipation of the integrated energy storage cabinet.

[0005] An integrated energy storage cabinet with an adjustable air-cooling and heat dissipation structure mainly comprises a base, a refrigeration air conditioner, and a battery cluster cabinet. The refrigeration air conditioner and the battery cluster cabinet are arranged on the base, and an air conditioning air duct connected to the refrigeration air conditioner and the battery cluster cabinet is also provided. The refrigeration air conditioner air outlet is connected to the air conditioning air duct, and the air conditioning air duct is provided with a main channel connected to the air conditioning air outlet, and a shunt channel connected to the cold air shunt duct is also provided. Several rows of battery modules are arranged in the battery cluster cabinet; cold air shunt ducts are arranged on the left and right sides of the battery cluster cabinet and between each row of battery modules, and the cold air shunt duct is provided with an air outlet corresponding to the battery module, and the air outlet of the cold air shunt duct corresponds to the air inlet of the battery module. The battery module is also provided with an air outlet, and a heat dissipation duct is formed between the air outlet of the cold air shunt duct, the air inlet of the battery module, and the air outlet of the battery module, and a separate wind force regulating device is provided on the heat dissipation duct.

[0006] The wind force regulating device is a fan, and the fan is arranged at the air outlet of the cold air diversion duct and the air outlet of the battery module.

[0007] The refrigeration air conditioner and the battery cluster cabinet are arranged side by side; the air conditioning air guide cover is arranged above the refrigeration air conditioner and the battery cluster cabinet, and the refrigeration air conditioner directly guides the cold air to the cold air inlet on the top of the battery cluster cabinet through the air guide cover.

[0008] The refrigeration and air conditioning cabinets have the same height as the battery cluster cabinets and the same width from front to back.

[0009] The refrigeration air conditioner is arranged on one side of the battery cluster cabinet, and the refrigeration air conditioner is a fan or an air conditioner with a refrigeration function.

[0010] Cold air diversion ducts are arranged on the left and right sides of the battery cluster cabinet and between each row of battery modules using the narrow tube effect. The top of the diversion duct is connected to the air-conditioning air guide cover, the bottom is sealed, and a flexible sealing ring is arranged at the connection, which can reduce cold air leakage, improve the air-conditioning refrigeration efficiency, and reduce the air-conditioning energy consumption.

[0011] Several support rails are arranged at intervals from top to bottom on the cold air diversion duct shell on both sides of each column of battery modules. The battery module is inserted into the support rail from the front end. The diversion duct shell also serves as a supporting component of the battery module. The diversion duct shell is a sealed rectangular cylinder. The diversion duct shell is arranged on the base. The diversion duct is designed with two or more air outlets on each layer of the battery module.

[0012] The control system module has the same dimensions as the battery module and is also installed in the energy storage cabinet via support rails provided on the split air duct housing. The control system module is connected to the battery module via cables.

[0013] The battery module is equipped with a temperature sensor, which transmits the temperature information to the control system module through the signal cable.

[0014] The beneficial effects of the utility model are as follows: the structural scheme involved in the utility model has the characteristics of strong versatility, wide application range, good stability, etc. It is suitable for battery cluster cold channel equipment system, and can also be used for other electrical equipment with similar heat dissipation needs. The application of the utility model in the energy storage battery cabinet system can effectively achieve the purpose of uniform heat dissipation of the battery cluster, with a strong overall structure, a safe and reliable system, simple production, and improved service life of the battery cluster. Effective heat dissipation of the battery cluster in the energy storage battery integrated cabinet is achieved to ensure the stable operation of the system. The system can adjust different heat dissipation intensities according to the temperature of different battery modules through modular settings. The split air duct is designed with two or more fans on each layer of the battery module. The control system can adjust the working state and speed of the fans at the corresponding position by detecting the temperature information of the battery modules on each layer, so as to achieve the effect of dynamically adjusting the air intake of the battery modules in different areas, and by increasing the cold air pressure twice at different positions, reducing the phenomenon of cold air accumulation in the air duct, making the battery cluster dissipate heat evenly, and at the same time reducing the operating energy consumption of the air conditioner. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall schematic diagram of the utility model.

[0016] Figure 2 It is a partial exploded schematic diagram of the wind hood of the utility model.

[0017] Figure 3 This is a schematic diagram of the installation of the battery module of the utility model.

[0018] Figure 4 It is a schematic diagram of the sealing component of the utility model.

[0019] Reference numerals: battery cluster cabinet 1, refrigeration air conditioner 2, base 3, air guide cover 4, battery module 11, control system module 12, split air duct housing 13, air outlet 131, support rail 132, split air duct air inlet 133, main channel 41, split channel 42. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below through the accompanying drawings and specific implementation examples.

[0021] The utility model provides an energy storage integrated cabinet with an adjustable air-cooling and heat dissipation structure, the main structure of the energy storage integrated cabinet includes a base 3, a refrigeration air conditioner 2, and a battery cluster cabinet 1; the refrigeration air conditioner 2 and the battery cluster cabinet 1 are arranged on the base 3, the refrigeration air conditioner 2 is arranged on one side of the battery cluster cabinet 1, and the refrigeration air conditioner 2 is a fan or an air conditioner with a refrigeration function; the refrigeration air conditioner 2 and the battery cluster cabinet 1 are arranged side by side; the refrigeration air conditioner 2 and the battery cluster cabinet 1 have the same height and the same front and rear width; an air guide hood 4 is also arranged above the refrigeration air conditioner 2 and the battery cluster cabinet 1, and the air conditioner air guide hood 4 is arranged above the refrigeration air conditioner 2 and the battery cluster cabinet 1, and the refrigeration air conditioner 2 directly guides the cold air to the cold air inlet on the top of the battery cluster cabinet 1 through the air guide hood 4; The air outlet of the refrigeration air conditioner 2 is arranged at the top, and the air outlet of the refrigeration air conditioner 2 is connected to the air conditioning air guide cover 4, and the air conditioning air guide cover 4 is provided with a main channel 41 connected to the air outlet of the air conditioner, and is also provided with a shunt channel 42 connected to the cold air shunt duct. The battery modules 11 in the battery cluster cabinet 1 are arranged in rows, and several rows of battery modules 11 are arranged in the battery cluster cabinet 1; cold air shunt ducts are arranged on the left and right sides of the battery cluster cabinet 1 and between the rows of each row of battery modules 11 by using the narrow tube effect, and the air inlet of the shunt duct is connected to the air conditioning air guide cover 4, and the bottom end is sealed by a sealing component, and a flexible sealing ring is arranged at the connection, which can reduce cold air leakage, improve the refrigeration efficiency of the air conditioner, and reduce the energy consumption of the air conditioner; a number of support rails 132 are arranged on the cold air shunt duct housing 13 on both sides of each row of battery modules 11 from top to bottom, and the battery module 11 is inserted into the support rail 132 from the front end, The shunt air duct housing 13 also serves as a supporting component of the battery module 11. The shunt air duct housing 13 is a sealed rectangular cylinder. The shunt air duct housing 13 is arranged on the base 3. The shunt air duct is designed with two or more air outlets 131 on each layer of the battery module 11. A fan is arranged on the air outlet 131. The battery module 11 is the smallest unit of the energy storage battery cluster. There are cold air inlets on both sides of the battery module 11. There are heat sinks between the battery cells. Both sides of the heat sink are close to the battery cells. There are heat dissipation holes in the middle of the heat sink. The cold air passes through the heat sink to reduce the temperature of the battery cell, and the hot air after converging is brought out of the box through the fan at the front end of the battery module 11. That is, a pneumatic refrigeration circuit with air inlet on both sides and air outlet at the front end.

[0022] Handles are respectively provided on both sides of the front end of the battery module 11, and a hot air outlet is located in the middle of the front end, and a fan is provided at the hot air outlet.

[0023] Windshields may also be provided on both sides of the battery module 11 to reduce the outflow of cold air from the gap between the battery module 11 and the diversion air duct housing 13; the windshields may be provided around the side walls of the battery module 11, or along the air inlets on the side walls of the battery module 11.

[0024] A temperature sensor is installed in the air inlet cell area of ​​the battery module 11 to detect the temperature and aggregate the temperature information to the control system for unified processing.

[0025] Multiple battery modules 11 are stacked vertically on the battery cluster rack. The air inlets of each layer of modules have height differences. The diverted cold air flows into each layer of battery modules 11 at different distances, resulting in different wind resistance. The diverted air duct will cause cold air accumulation, resulting in poor heat dissipation consistency of the battery modules 11.

[0026] The diversion air duct is designed with two or more fans on each layer of the battery module 11. The control system can adjust the working state and speed of the fans at the corresponding positions by detecting the temperature information of the battery modules 11 at each layer, so as to dynamically adjust the air intake volume of the battery modules 11 in different areas. By increasing the cold air pressure for a second time at different positions and reducing the accumulation of cold air in the air duct, the battery cluster can dissipate heat evenly, and at the same time the operating energy consumption of the air conditioner can be reduced.

[0027] The control system module 11 has the same dimensions as the battery module 11 and is also installed in the energy storage cabinet via a support track provided on the split air duct housing 13 . The control system module 11 is connected to the battery module 11 via various cables.

[0028] A fan may be installed at only one of the air outlet of the battery module 11 and the air outlet of the split air duct.

[0029] The structural scheme involved in the utility model has the characteristics of strong versatility, wide application range, good stability, etc. It is suitable for battery cluster cold channel equipment systems, and can also be used for other electrical equipment with similar heat dissipation needs. The application of the utility model in the energy storage battery cabinet system can effectively achieve the purpose of uniform heat dissipation of the battery cluster, with a strong overall structure, a safe and reliable system, simple production, and improved service life of the battery cluster. Effective heat dissipation of the battery cluster in the energy storage battery integrated cabinet is achieved to ensure the stable operation of the system. The system can adjust different heat dissipation intensities according to the temperature of different battery modules through modular settings.

[0030] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the above embodiments, or replace some of the technical features therein by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An integrated energy storage cabinet with an adjustable air-cooling and heat dissipation structure, the main structure of which includes a base, a refrigeration and air conditioning, and a battery cluster cabinet, wherein the refrigeration and air conditioning and the battery cluster cabinet are arranged on the base, characterized in that: An air conditioning hood is also provided for connecting the refrigeration air conditioner and the battery cluster cabinet. The air conditioning hood is connected to the air conditioning outlet. The air conditioning hood is provided with a main channel connected to the air conditioning outlet. A diversion channel connected to the cold air diversion duct is also provided. Several rows of battery modules are provided in the battery cluster cabinet. Cold air diversion ducts are provided on the left and right sides of the battery cluster cabinet and between each row of battery modules. The cold air diversion duct is provided with an air outlet corresponding to the battery module. The air outlet of the cold air diversion duct corresponds to the air inlet of the battery module. The battery module is also provided with an air outlet. A heat dissipation duct is formed between the air outlet of the cold air diversion duct, the air inlet of the battery module and the air outlet of the battery module. A separate wind force regulating device is provided on the heat dissipation duct. The wind force regulating devices are all controlled by the control system module.

2. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 1, characterized in that: The wind force regulating device is a fan, and the fan is arranged at the air outlet of the cold air diversion duct and the air outlet of the battery module.

3. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 2 is characterized in that: The refrigeration air conditioner and the battery cluster cabinet are arranged side by side; the air conditioning air guide cover is arranged above the refrigeration air conditioner and the battery cluster cabinet, and the refrigeration air conditioner directly guides the cold air to the cold air inlet on the top of the battery cluster cabinet through the air guide cover.

4. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 3 is characterized in that: The refrigeration and air conditioning cabinets have the same height as the battery cluster cabinets and the same width from front to back.

5. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 3 or 4, characterized in that: The refrigeration air conditioner is arranged on one side of the battery cluster cabinet, and the refrigeration air conditioner is a fan or an air conditioner with a refrigeration function.

6. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 5, characterized in that: Cold air diversion ducts are arranged on the left and right sides of the battery cluster cabinet and between each row of battery modules. The top of the diversion duct is connected to the air-conditioning air guide cover, a flexible sealing ring is arranged at the connection, and the bottom is sealed.

7. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 6, characterized in that: Several supporting rails are arranged at intervals from top to bottom on the cold air diversion duct shell on both sides of each column of battery modules. The battery module is inserted into the supporting rails from the front end. The diversion duct shell also serves as a supporting component of the battery module. The diversion duct shell is a sealed rectangular cylinder. The diversion duct shell is arranged on the base. The diversion duct is designed with two or more air outlets on each layer of the battery module.

8. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 7, characterized in that: The control system module has the same dimensions as the battery module and is also installed in the energy storage cabinet via support rails provided on the split air duct housing. The control system module is connected to the battery module via cables.

9. The energy storage integrated cabinet with adjustable air cooling and heat dissipation structure according to claim 8, characterized in that: The battery module is equipped with a temperature sensor, which transmits the temperature information to the control system module through the signal cable.

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